Unverified70% confidenceDecision RuleTime unknown
循环泵浸泡式除垢比灌注静置效果好,酸液循环流动可持续冲刷溶解产物;家用暖气/地暖建议配循环泵,接口需匹配管径(常见DN20/DN25)
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70%
Confidence
Long-term
Relevance
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